The PDSBF4-5/13-5D6 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 5 to 13 GHz, Band 1 5 to 7 GHz, Band 2 7 to 9 GHz, Band 3 9 to 11 GHz, Insertion Loss 8 dB. Tags: Die. More details for PDSBF4-5/13-5D6 can be seen below.